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Finding the Fourth Proportional to 200,301.75, 276,416.42 and 110,877.75

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Solution

The fourth proportional to 200,301.75, 276,416.42 and 110,877.75 is: 153,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,301.75 : 276,416.42 = 110,877.75 : x
  2. Step 2: Convert to fraction form
    200,301.75/276,416.42 = 110,877.75/x
  3. Step 3: Cross multiply
    200,301.75x = 276,416.42 × 110,877.75
  4. Step 4: Simplify right side
    200,301.75x = 30,648,430,158.27
  5. Step 5: Solve for x
    x = 30,648,430,158.27/200,301.75
  6. Step 6: Final answer
    x = 153,011.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.